On Mittwoch, 9. März 2022 14:24:24 CET Christian Schoenebeck wrote:
> Send Twalk request with nwname=0. In this case no QIDs should
> be returned by 9p server; this is equivalent to walking to dot.
>
> Signed-off-by: Christian Schoenebeck <qemu_...@crudebyte.com>
> ---
> tests/qtest/virtio-9p-test.c | 22 ++++++++++++++++++++++
> 1 file changed, 22 insertions(+)
>
> diff --git a/tests/qtest/virtio-9p-test.c b/tests/qtest/virtio-9p-test.c
> index 22bdd74bc1..6c00da03f4 100644
> --- a/tests/qtest/virtio-9p-test.c
> +++ b/tests/qtest/virtio-9p-test.c
> @@ -1002,6 +1002,27 @@ static void fs_walk_nonexistent(void *obj, void
> *data, QGuestAllocator *t_alloc) do_walk_expect_error(v9p, "non-existent",
> ENOENT);
> }
>
> +static void fs_walk_none(void *obj, void *data, QGuestAllocator *t_alloc)
> +{
Or maybe calling this function fs_walk_clone_fid and the test case name
"synth/walk/clone_fid" respectively instead?
> + QVirtio9P *v9p = obj;
> + alloc = t_alloc;
> + v9fs_qid root_qid;
> + g_autofree v9fs_qid *wqid = NULL;
> + P9Req *req;
> +
> + do_version(v9p);
> + req = v9fs_tattach(v9p, 0, getuid(), 0);
> + v9fs_req_wait_for_reply(req, NULL);
> + v9fs_rattach(req, &root_qid);
> +
> + req = v9fs_twalk(v9p, 0, 1, 0, NULL, 0);
> + v9fs_req_wait_for_reply(req, NULL);
> + v9fs_rwalk(req, NULL, &wqid);
> +
> + /* special case: no QID is returned if nwname=0 was sent */
> + g_assert(wqid == NULL);
> +}
> +
> static void fs_walk_dotdot(void *obj, void *data, QGuestAllocator *t_alloc)
> {
> QVirtio9P *v9p = obj;
> @@ -1435,6 +1456,7 @@ static void register_virtio_9p_test(void)
> qos_add_test("synth/walk/basic", "virtio-9p", fs_walk, &opts);
> qos_add_test("synth/walk/no_slash", "virtio-9p", fs_walk_no_slash,
> &opts);
> + qos_add_test("synth/walk/none", "virtio-9p", fs_walk_none, &opts);
> qos_add_test("synth/walk/dotdot_from_root", "virtio-9p",
> fs_walk_dotdot, &opts);
> qos_add_test("synth/walk/non_existent", "virtio-9p", fs_walk_nonexistent,
